import Vue from 'vue'
import VueRouter from 'vue-router'
import Login from '../components/login.vue'
import Home from '../components/Home.vue'
import Welcome from '../components/Welcome.vue'
import Users from '../components/user/users.vue'
Vue.use(VueRouter)

const routes = [
  {
    path: '/', redirect: '/login',
  },
  {
    path: '/login',
    component: Login
  },
  {
    path: '/home',
    component: Home,
    redirect: '/welcome',
    children: [{ path: '/welcome',component: Welcome },
    { path: '/users',component: Users }
      ]
  }
]

const router = new VueRouter({
  routes
})
router.beforeEach((to,from,next)=>{
  if(to.path === '/login') return next();
  const tokenstr = window.sessionStorage.getItem('token')
  if(!tokenstr) return next('/login');
  next();

})

export default router
